Australia is a highly developed country with a mixed-market economy. As of 2022, Australia was the 14th-largest national economy by nominal GDP, the 20th-largest by PPP-adjusted GDP.

The Australian Securities Exchange in Sydney is the 16th-largest stock exchange in the world in terms of domestic market capitalisation and has one of the largest interest rate derivatives markets in the Asia-Pacific region.

The currency of Australia and its territories is the Australian dollar (AUD), which it shares with several Pacific nation states.